Uppose a prison official claims that the mean satisfaction rating (on the 1 to 7 point scale) has gone up in recent years. in prior years, the average rating was a 2.6. using the data presented in the previous question, test the null hypothesis that the mean satisfaction level is 2.6 against the alternative hypothesis that has increased. set alpha to 0.05. be sure to interpret your results.

a: 1/6, j: 1/4

step-by-step explanation: you are welcome

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

step-by-step explanation:

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