Question

In: Statistics and Probability

i ) Mean = 1.26 Std. dev. 0.56 Value = 1.4 p-value is = 0.5627 write...

i ) Mean = 1.26 Std. dev. 0.56 Value = 1.4 p-value is = 0.5627

write one sentence to explain what the probability means in context of the question.

Compare your result in (i) and (j) with the probability you obtained in part (c). Use this comparison to comment on the difference between a population distribution and sampling distribution.

j)value =0.627

Solutions

Expert Solution


Related Solutions

Mean 55.533796 Std Dev 4.5528105 Std Err Mean 1.0180394 Upper 95% Mean 57.664577 Lower 95% Mean...
Mean 55.533796 Std Dev 4.5528105 Std Err Mean 1.0180394 Upper 95% Mean 57.664577 Lower 95% Mean 53.403015 N 20 t Test Test Statistic Prob > t 0.9170 Answer the following questions by filling in the blanks for each situation. Report each answer as a number and round to two (2) decimal places. Please note that answers that do not follow this exact specification will not receive any credit. 1. The value of the population mean under the null hypothesis equals...
The heights (in inches) of 40 people are recorded. Mean 64.325 Std Dev 4.1099473 Std Err...
The heights (in inches) of 40 people are recorded. Mean 64.325 Std Dev 4.1099473 Std Err Mean 0.6498397 Upper 95% Mean 65.639425 Lower 95% Mean 63.010575 N 40 (a) How many people are shorter than 70 inches? What proportion (as a decimal) of the total number of people is this? (b) How many people are taller than 65 inches? What proportion (as a decimal) of the total number of people is this? (c) How many people are between 60 inches...
The following information is available for four securities:    Stock E(r) Std. Dev. p 1 p...
The following information is available for four securities:    Stock E(r) Std. Dev. p 1 p 2 p 3 p 4    1 14% 30% 1.0 0.6 0.4 -0.2 2 10% 25% 1.0 .20 0.5 3 15% 34% 1 0.1 4 9% 22% 1 (a) [30 points] Calculate the expected returns and standard deviations of returns of the following two portfolios: P1 : {31%, 5%, 19%, 45%} P2 : {4%, 35%, 2%, 59%} (b) [10 points] Which portfolio will be...
Random variable X is drawn from a normal distribution with mean 5.44 and std dev 2.54....
Random variable X is drawn from a normal distribution with mean 5.44 and std dev 2.54. Calculate the probability of X being less than 3.29. What is the probability of X exceeding 4.61? What is the probability of X lying between 5.79 and 7.8? Verify your answers to parts 1 2 and 3 above using numerical sampling.
mean=101 Std Dev=10 What is the probability that a random sample of 29 pregnancies has a...
mean=101 Std Dev=10 What is the probability that a random sample of 29 pregnancies has a mean gestation period of 97 days or​ less? The probability that the mean of a a random sample of 29 pregnancies is less than 97 days is approximately. Please show formula and work that is easy to understand, thank you!
The average score and standard deviation of a kinesiology test were; Mean: 80 Std Dev: 4...
The average score and standard deviation of a kinesiology test were; Mean: 80 Std Dev: 4 What percentage of scores on the test were below 76? Show your calculations. 3 points What percentage of scores on the test were above 83? Show your calculations. 3 points What percentage of scores on the test were between 76 and 83? Show your calculations. 1 point What score on the test did a student earn if that student was at the 25th percentile...
Summary Statistics N Mean Std Dev Min Max Year of Release 1649 1979 9 1955 2014...
Summary Statistics N Mean Std Dev Min Max Year of Release 1649 1979 9 1955 2014 Play Count 1649 20 27 1 142 Roughly what percentage of songs played on Classic Rock Stations were written between 1970 and 1988? What does it mean that the standard deviation of Play Count is larger than the mean? Is the mean greater or less than the median for Play Count?
Sample Statistics for Languages_spoken: Region n Mean Std. dev. CA 261 1.7796935 0.76606481 SC 87 1.4195402...
Sample Statistics for Languages_spoken: Region n Mean Std. dev. CA 261 1.7796935 0.76606481 SC 87 1.4195402 0.72285594 Complete an appropriate statistical inference procedure to answer this question. Be sure to include all five steps: Define the parameter and state the appropriate hypotheses. Name the procedure you are using. Give evidence how you know the conditions are met. Give the results from the calculations. Write an appropriate conclusion.
HOW CAN I WRITE A PROGRAMING CODE IN ARDUINO DIE ABOUT THE ROOT MEAN SQUARE VALUE...
HOW CAN I WRITE A PROGRAMING CODE IN ARDUINO DIE ABOUT THE ROOT MEAN SQUARE VALUE OF A SIGNAL
how do I find the P-value for the hypothesis test
how do I find the P-value for the hypothesis test
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT