Answer: Did You ever find out
Step-by-step explanation:Im stuck on this same question
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Explanation:
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hope this Help :)
Answer:
7× y=4235
y=4235÷7
y=605
therefore the other number is 605
Answer:
The t value for 99% CI for 21 df is 2.831.
The critical value that should be used in constructing the confidence interval is (64.593, 86.407).
Step-by-step explanation:
Now the sample size is less than 30 and also population standard deviation is not known.
Then we will use t distribution to find CI
t value for 99% CI for 21 df is TINV(0.01,21)=2.831
The margin of error is 
Hence CI is