State the null and alternative hypotheses for each of the following research que

Question

State the null and alternative hypotheses for each of the following research questions. (a) You want to show an increase in buying and selling of single-family homes this year when compared with last year's rate. (b) You are testing a new recipe for "low-fat" cheesecake and expect to find that its taste is not as good as traditional cheesecake. (c) You are trying to show that music lessons have a positive effect on a child's self-esteem. (d) You are investigating the relationship between a person's gender and the automobile he or she drives specifically you want to show that males tend to drive truck-type vehicles more than females do. Males do not tend to drive truck-type vehicles less than females do.

Explanation / Answer

The null hypothesis states that a population parameter is equal to a value. The null hypothesis is often an initial claim that researchers specify using previous research or knowledge. ... The alternative hypothesis is what you might believe to be true or hope to prove true.

a. H0: The buying and selling rate for single family homes are same (or equal)

H1: The buying and selling rate for single family homes has increased.

c. H0: There is no significant effect of music lessons on child's self esteem

H1: There is positive effect of music lessons on child's self esteem.

d. H0: Male tend to drive truck type vehicles same(equally) as females do

H1: Male do tend to drive truck-type vehicles more than females do.

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