J + t = 30
j = 2t - 3
2t - 3 + t = 30
3t - 3 = 30
3t = 30 + 3
3t = 33
t = 33/3
t = 11 <=== tritt's age is 11
j = 2t - 3
j = 2(11) - 3
j = 22 - 3
j = 19 <== jan's age is 19
Complete Question
The complete question is shown on the first uploaded image
Answer:
a
b
c
The correct option is D
Step-by-step explanation:
From the question we are told that
The margin of error is
The largest value is k = 15
The smallest value is u = 7
From the question we are told the confidence level is 95% , hence the level of significance is
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Generally from the normal distribution table the critical value of is
Generally population standard deviation estimate is mathematically represented as
Here the Range is mathematically represented as
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Generally the sample size is mathematically represented as
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Generally to obtain a conservatively small sample size the population standard deviation estimate becomes
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Generally the conservatively small sample size is mathematically evaluated as
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20+17c if c is 50 or under and 20+15.80c if c is more than 50
Answer:
28
Step-by-step explanation:
she went to 5 diffrent places sooooo yuh and this makes absolutly no sense