Katrina has read 85% of her book.
Brandon's plant grew 4 and 3/4 cm last month. Jake's plant grew 2 and 2/5 cm last month. Care's plant grew 5 and 1/2 cm last mon
1 answer:
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Katrina has read 85% of her book.
Answer:
Step-by-step explanation:
H0: µ1 – µ2 = 0
HA: µ1 – µ2 ≠ 0
We have given,
The population variances are not known and cannot be assumed equal.
The test statistic for the test is
Where,
= sample meaan of population 1
= sample mean of population 2
= sample size of population 1
= sample size of population 2
Therefore, this is the test