Question
In: Statistics and Probability
A market research organization has found that 45% of all supermarkets shoppers refuse to cooperate when...
A market research organization has found that 45% of all supermarkets shoppers refuse to cooperate when questioned by its pollsters. If 1,500 shoppers are approached, what is the probability that fewer than 700 will refuse to cooperate?
Solutions
orchestra answered 2 years agoRelated Solutions
A firm has done extensive market research, and has found that on average when they lower...
A firm has done extensive market research, and has found that on
average when they lower their price by $6.75, demand for the
product increases by 120 units. If sales are 1000 units and the
price is $145, what is the price elasticity? What would it be if
sales were 3500 units and the price $200? What does the difference
in the two elasticities mean?
part a ) Market research Inc. wants to know if shoppers are sensitive to the prices...
part a )
Market research Inc. wants to know if shoppers are sensitive to
the prices of items sold in a supermarket. One supermarket owner
claims that less than half of his consumers actually know the price
of the items they are purchasing. It obtained a random sample of
802 shoppers and found that 378 were able to state the correct
price of an item immediately after putting it into their cart. Test
at the 7% level whether the owners...
1) In a recent poll, the Gallup organization found that 45% of adult Americans believe that...
1) In a recent poll, the Gallup organization found that 45% of
adult Americans believe that the overall state of moral values in
the United States is poor. Suppose a survey of a random sample of
25 adult Americans is conducted in which they are asked to disclose
their feelings on the overall state of moral values in the United
States. Answer the questions below, showing work. Bare answers are
not acceptable. (Showing work means writing the calculator command
you...
1) In a recent poll, the Gallup organization found that 45% of adult Americans believe that...
1) In a recent poll, the Gallup organization found that 45% of
adult Americans believe that the overall state of moral values in
the United States is poor. Suppose a survey of a random sample of
25 adult Americans is conducted in which they are asked to disclose
their feelings on the overall state of moral values in the United
States. Answer the questions below, showing work. Bare answers are
not acceptable. (Showing work means writing the calculator command
you...
A research found that 45% of Wawasan College’s students used mobile phone. If a sample of...
A research found that 45% of Wawasan College’s
students used mobile phone. If a sample of 200 students is selected
at random, find the probability of the proportion of students used
a mobile phone are less than 80?
QUESTION 45 If the labor market flow Pue is found to equal 0.2 for a particular...
QUESTION 45
If the labor market flow Pue is found to
equal 0.2 for a particular month, this means that
20 percent of the total adult population flowed from
unemployment to employment during the month.
20 percent of the total labor force flowed from unemployment to
employment during the month.
20 percent of those who were initially unemployed became
employed during the month.
20 percent of those who were initially employed became
unemployed during the month
2 points
QUESTION...
Previous market research at a high street coffee shop has found that 20 percent of customers...
Previous market research at a high street coffee shop has found
that 20 percent of customers buy cake with their morning coffee.
You have been tasked with calculating the sample for a new survey
to understand the cake consumption of morning coffee customers.
(a) What formula should be used for this calculation? Explain
the formula.
(b) If the acceptable error is 5 percent and we wish to be 95
percent confident, what sample size should be collected?
(c) If the...
Consider the perfectly competitive market for tertiary education. Research has found that countries with higher level...
Consider the perfectly competitive market for tertiary
education. Research has found that countries with higher level of
tertiary educated population have lower levels of crime.
Draw the market demand and supply for tertiary education,
labeling both the market outcome and the socially optimal outcome.
Explain your graph.
Is the market outcome and the socially optimal outcome the same?
Explain your answer.
If your answer in part (b) is no, explain two possible solutions
for achieving the socially efficient outcome. However,...
The Australian Competition and Consumer Commission (ACCC) has released a report stating that across all supermarkets...
The Australian Competition and Consumer Commission (ACCC) has
released a report stating that across all supermarkets in
Australia, the percentage increase in prices approximately follows
a normal distribution with a mean increase of 4.2% and standard
deviation of 0.9%.
If 16 supermarkets are randomly chosen, what is the probability
that the average percentage increase is between 4% and 5%.
Show all your calculations
Question 1 (4
points)
Calculate a 95% confidence interval of the mean expenditure of
all male customers...
A market research organization takes a simple random sample of 200 households in a town with...
A market research organization takes a simple random sample of
200 households in a town with 25,000 households. Of the 200 sampled
households, 158 report having a video on-demand service like
Netflix, Amazon Video, or Hulu.
(a) To answer parts (b) and (c), you need a box model. The box
representing the population has a standard deviation that is
(circle one) known OR estimated to be (fill in the value)
_______________.
(b) The percentage of households in the town with...
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