Answer for brainliest
1 answer:
Answer:
Step-by-step explanation:
a) In the pic.
b) He must fill 144 baskets. I did 360÷2.5 because 360 is the amount he wants to earn, and 2.5 is the amount he gets for each basket. By dividing, I find the number of baskets he must pick.
c) The expression would be: x÷2.5 I did this because whatever amount of money he wants to earn, he needs to divide it to find the amount of baskets he needs to pick.
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Answer:
Critical value t-score=2.701.
Step-by-step explanation:
When we calculate a confidence interval with an unknown population standard deviation, we estimate it from the sample standard deviation and use the t-score instead of the z-score.
The critical value for t depends on the level of confidence and the degrees of freedom.
If the sample size is 42, the degrees of freedom are:
For a confidence level of 99% and 41 degrees of freedom, the critical value of t is t=2.701.
