Mathematics, 23.07.2019 01:20 becca3539
Suppose we want a 90% confidence interval for the average amount spent on entertainment (movies, concerts, dates, etc.) by freshman in their first semester at a large university. the interval is to have a maximum bound on the error (or simply margin of error) of $2, and the amount spent has a normal distribution with a known standard deviation $30. the number of observations required is at least
Answers: 2
Mathematics, 21.06.2019 15:30
Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is
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Mathematics, 21.06.2019 22:00
Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4
Answers: 1
Mathematics, 21.06.2019 22:00
Which of the following is an example of conditional probability
Answers: 3
Suppose we want a 90% confidence interval for the average amount spent on entertainment (movies, con...
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