Mathematics, 12.03.2020 18:23 nkslsj
Research shows that in the general population the average self-esteem is 30 with a standard deviation of 5. A researcher hypothesizes that Millennials have higher self-esteem than the general population and tests that by measuring a sample of 50 Millennials self-esteem and comparing them to the population. Which hypothesis test is appropriate for this study?
A. One-sample t-tes
B. One-way ANOVA
C. Chi square test
D. z-test
Answers: 2
Mathematics, 21.06.2019 14:00
Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?
Answers: 2
Mathematics, 21.06.2019 16:10
The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82
Answers: 2
Mathematics, 21.06.2019 20:00
Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?
Answers: 3
Research shows that in the general population the average self-esteem is 30 with a standard deviatio...
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