# Mean for the sample is 105 the mean for the general

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mean for the sample is 105. The mean for the general population (µ) is 100with a standard deviation (s) of 15. What is zobt for this sample?0.331.892.893.25
Question 212.5 / 2.5 ptsWhat is the probability of getting a ‘head’ on a single toss of a coin?
Question 222.5 / 2.5 ptsIf the points on a scatterplot are spread all over the graph, this wouldsuggest that the two variables depicted arenormally distributed.
strongly related.not correlated.Question 232.5 / 2.5 ptsThe problem of _____ can often be identified by using a _____.
Question 242.5 / 2.5 ptsIn a study on the effects of amount of sleep on driving performance,researchers predict that those in the group that is allowed more sleep willexhibit better driving performance. The researchers are using a _____hypothesis.two-taileddirectionalone-tailedone-tailed and directional
Question 25
2.5 / 2.5 ptsWhat is the probability of pulling a jack from a standard (52-card) deck ofplaying cards?
Question 262.5 / 2.5 ptsFor a single-sample t test with 18 participants, the degrees of freedom are
Question 272.5 / 2.5 ptsPam is interested is assessing the degree of relationship between gender andtest grades in her psychology class. Pam should use the _____ correlationcoefficient to assess this.
Pearson product-momentQuestion 282.5 / 2.5 ptsA correlation coefficient of 0.00 is to _____ as a correlation coefficient of –1.00is to _____.no relationship; weak relationshipno relationship; perfect relationshipweak relationship; no relationshipperfect relationship; no relationship
Question 292.5 / 2.5 ptsGeneral State University recently decided to discontinue its use of the GREas an admissions tool for its graduate programs because they observed nocorrelation between GRE scores and subsequent GPAs. Ninety percent of thegrades awarded in the graduate programs at General State University areA’s. What General State has failed to consider in this situation is the issue of
Question 302.5 / 2.5 pts
No effect is to _____ hypothesis as effect is to _____ hypothesis.
Question 312.5 / 2.5 pts________ are an example of standard scores, which means one can transformindividual raw scores into a standard form that provides a more meaningfuldescription of the individual scores within the distribution.

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Term
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Tags
Null hypothesis, Statistical hypothesis testing, researcher, Spearman s rank correlation coefficient