Phoebe’s Bait and tackle sold 128,107 live worms in April and 102,278 live worms in may to the nearest thousand how many worms d
1 answer:
Phoebe’s Bait and tackle sold 128,107 live worms in April and 102,278 live worms in may to the nearest thousand how many worms did phoebe’s Bait and tackle sell in April and may together
Answer: Number of live worms sold in April by Phoebe's Bait and tackle
Number of live worms sold in May by Phoebe's Bait and tackle
Therefore, the number of live worms sold in April and May by Phoebe's Bait and tackle is:
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Answer:
The degrees of freedom first given by:
Then we can find the critical value taking in count the degrees of freedom and the alternative hypothesis and then we need to find a critical value who accumulates 0.05 of the area in the right tail and we got:
And for this case the rejection region would be:
b) Reject H0 if tcalc >1.7960
Step-by-step explanation:
Information given
5, 7, 4, 6, 7, 5, 5, 6, 4, 4, 7, 5.
System of hypothesis
We want to test if the true mean is higher than 5, the system of hypothesis are :
Null hypothesis:
Alternative hypothesis:
The statistic is given by:
(1)
The degrees of freedom first given by:
Then we can find the critical value taking in count the degrees of freedom and the alternative hypothesis and then we need to find a critical value who accumulates 0.05 of the area in the right tail and we got:
And for this case the rejection region would be:
b) Reject H0 if tcalc >1.7960