Answer:
35%
Step-by-step explanation:
See attached for visual
- 160= 8*20
- 8 = 1/20 = 5% of 160
- 56= 8*7
- 7*5% = 35%
56 is 35% of 160
which of the following algebraic expression can be used to express the statement three less than z squared
1 answer:
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Answer:
A. We have extremely strong evidence to reject H0.
Step-by-step explanation:
Let P be the proportion of non-retirees in 2015 who did not think that Social Security would be able to pay a retirement benefit by the time that they retire.
According to the data null and alternative hypotheses should be:
: P=0.60
: P<0.60
Test statistics is -4.29 and p-value of the statistics is p<0.001
At every significance levels higher than 0.001, we can reject the null hypothesis since p<0.001.