What is the appropriate conclusion

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A professor research the relative risk of getting below a B in a course between students who do not use laptops during the class vs. those who do no use laptops. She finds that the 95% confidence interval for the relative risk of falling below a B non-laptops users and laptops users is (0.23, 0.47) Based on this interval, what is the appropriate conclusion?

a) The proportion of those who fall below a B who use laptops is not significantly different from that of those who do not use laptops.

b) There is a difference between the sample proportions of those who fall below a B given laptop use vs. no laptop use.

c) The proportion of those who fall a B who use laptops is significantly different from that of those who do not use laptops.

Reference no: EM132156962

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