The correlation between the number correct on a math test

Reference no: EM13454949

Given the following information, use Table B.4 in Appendix B of Statistics for People Who Hate Statistics to determine whether the correlations are significant and how you would interpret the results.

a. The correlation between speed and strength for 20 women is .567. Test these results at the .01 level using a one-tailed test.

b.The correlation between the number correct on a math test and the time it takes to complete the test is -.45. Test whether this correlation is significant for 80 children at the .05 level of significance. Choose either a one- or a two-tailed test and justify your choice.

c. The correlation between number of friends and grade point average (GPA) for 50 adolescents is .37. Is this significant at

Reference no: EM13454949

Questions Cloud

Why did each case need to be heard and interpreted by the : 1. to what extent does the constitution protect the right of privacy?2. why did each case need to be heard and

The antibiotic penicillin interferes with transpeptidation : the antibiotic penicillin interferes with transpeptidation of the peptidoglycan cell wall. in simple terms expain what

Apollo and daphne is a life-sized baroque marble sculpture : apollo and daphne is a life-sized baroque marble sculpture by italian artist gian lorenzo bernini executed between

Analyze an instance where you had to make intuitive : examine an instance where you had to make an intuitive decision that required quick thinking on your part. describe the

The correlation between the number correct on a math test : given the following information use table b.4 in appendix b ofnbspstatistics for people who hate statisticsnbspto

How would a strain of escherichia coli look beneath a : how would a strain of escherichia coli look under a microscope if it had a mutation that inactivated the protein mreb

Develop the tools of analysis synthesis and problem : 1.develop usable management skills that require the application of marketing theorymodels to practical business

Can you reject null hypothesis that price doesnt affected : you are given the following regression results estimating the demand for widgets based on time series data for the past

Define the term gender what is sex in biological terms are : bullwhat is gender? what is sex in biological terms? are gender and sex the same thing? explain why or why not?bullhow

User Account

All Pages