Answer:
9-4t
Step-by-step explanation:
Answer:
5^a= 1/5^3
5^a= 5^-3
a=-3
Step-by-step explanation:
Answer:
The identity property of one states that <u>any number multiplied by 1 keeps its identity.</u> In other words, any number multiplied by 1 stays the same. The reason the number stays the same is because multiplying by 1 means we have 1 copy of the number. For example,
32x1=32.
<span>Null Hypothesis:µ equals 2.5Alternative Hypothesis:
µ not equal to 2.5
Z Test
Test Statistic, Ztest: -18.1912
Critical Zcritical: ±1.9607
P-Value: 0,0000
As Ztest is not within the limits of Zcritical we can reject the null hypothesis
95% Confidence interval:
2.495746 < µ < 2.496574</span>
