The price per share of stock for a sample of 25 companies was recorded at the beginning of a given year and then again at the end of the 1st quarter of that year. How stocks perform during the 1st quarter is an indicator of what is ahead for the stock market and the economy. Use the sample data given below to answer the following.

(a)

Let

d_i

denote the change in price per share for company i where

d_i

= price per share at the end of the 1st quarter of the given year minus price per share at the beginning of that year. Use the sample mean of these values to estimate the dollar amount a share of stock has changed during the 1st quarter. (Round your answer to two decimal places.)

$

(b)

What is the 95% confidence interval (in dollars) estimate of the population mean change in the price per share of stock during the first quarter? (Use end of first quarter − beginning of year. Round your answers to two decimal places.)

$  to $

Interpret this result.

The 95% confidence interval  ---Select--- is completely below is completely above contains zero. This shows that the population mean price per share of stock has  ---Select--- decreased increased over the three-month period.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout South East Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements:

1. The finished goods inventory on hand at the end of each month must equal 3,000 units of Supermix plus 25% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 16,250 units.

2. The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 81,375 cc of solvent H300.

3. The company maintains no work in process inventories.

A monthly sales budget for Supermix for the third and fourth quarters of the year follows.

Required:

1. Prepare a production budget for Supermix for the months July, August, September, and October.

3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout South East Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements: The finished goods inventory on hand at the end of each month must equal 3,000 units of Supermix plus 20% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 14,800 units. The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 90,000 cc of solvent H300. The company maintains no work in process inventories. A monthly sales budget for Supermix for the third and fourth quarters of the year follows. Budgeted Unit Sales July 59,000 August 64,000 September 74,000 October 54,000 November 44,000 December 34,000 Required: 1. Prepare a production budget for Supermix for the months July, August, September, and October. 3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout South East Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements:

The finished goods inventory on hand at the end of each month must equal 4,000 units of Supermix plus 20% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 16,600 units.

The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials.

The raw materials inventory on June 30 is budgeted to be 96,000 cc of solvent H300. The company maintains no work in process inventories. A monthly sales budget for Supermix for the third and fourth quarters of the year follows.

Budgeted Unit Sales July 63,000

August 68,000

September 78,000

October 58,000

November 48,000

December 38,000

Required: 1. Prepare a production budget for Supermix for the months July, August, September, and October. 3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout Southeast Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements:

1. The finished goods inventory on hand at the end of each month must equal 3,000 units of Supermix plus 25% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 13,250 units.

2. The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 63,375 cc of solvent H300.

3. The company maintains no work in process inventories.

A monthly sales budget for Supermix for the third and fourth quarters of the year follows.

Required:

1. Prepare a production budget for Supermix for the months July, August, September, and October.

3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout Southeast Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements: The finished goods inventory on hand at the end of each month must equal 2,000 units of Supermix plus 20% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 15,400 units. The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 102,000 cc of solvent H300. The company maintains no work in process inventories. A monthly sales budget for Supermix for the third and fourth quarters of the year follows. Budgeted Unit Sales July 67,000 August 72,000 September 82,000 October 62,000 November 52,000 December 42,000 Required: 1. Prepare a production budget for Supermix for the months July, August, September, and October. 3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout South East Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements:

1. The finished goods inventory on hand at the end of each month must equal 2,000 units of Supermix plus 25% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 14,250 units.

2. The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 75,375 cc of solvent H300.

3. The company maintains no work in process inventories.

A monthly sales budget for Supermix for the third and fourth quarters of the year follows.

Required:

1. Prepare a production budget for Supermix for the months July, August, September, and October.

3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout South East Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company is now planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements:

a. The finished goods inventory on hand at the end of each month must be equal to 2,000 units of Supermix plus 20% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 15,400 units.

b. The raw materials inventory on hand at the end of each month must be equal to one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 86,000 cc of solvent H300.

c. The company maintains no work in process inventories.

A sales budget for Supermix for the last six months of the year follows.

Required:

1. Prepare a production budget for Supermix for the months July, August, September, and October.

3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.

Pearl Products Limited of Shenzhen, China, manufactures and distributes toys throughout Southeast Asia. Three cubic centimeters (cc) of solvent H300 are required to manufacture each unit of Supermix, one of the company’s products. The company now is planning raw materials needs for the third quarter, the quarter in which peak sales of Supermix occur. To keep production and sales moving smoothly, the company has the following inventory requirements:

1. The finished goods inventory on hand at the end of each month must equal 2,000 units of Supermix plus 25% of the next month’s sales. The finished goods inventory on June 30 is budgeted to be 11,250 units.

2. The raw materials inventory on hand at the end of each month must equal one-half of the following month’s production needs for raw materials. The raw materials inventory on June 30 is budgeted to be 57,375 cc of solvent H300.

3. The company maintains no work in process inventories.

A monthly sales budget for Supermix for the third and fourth quarters of the year follows.

Required:

1. Prepare a production budget for Supermix for the months July, August, September, and October.

3. Prepare a direct materials budget showing the quantity of solvent H300 to be purchased for July, August, and September, and for the quarter in total.