Mathematics, 02.12.2019 03:31 Amari1010
According to u. s. news & world report's publication america's best colleges, the average cost to attend the university of southern california (usc) after deducting grants based on need is $25,050. assume the population standard deviation is $8,200 . suppose that a random sample of 70 usc students will be taken from this population. use z-table. a. what is the value of the standard error of the mean? (to nearest whole number)b. what is the probability that the sample mean will be more than $25,050 ? (to 2 decimals)c. what is the probability that the sample mean will be within $1,250 of the population mean? (to 4 decimals)d. how would the probability in part (c) change if the sample size were increased to 200 ? (to 4 decimals)
Answers: 1
Mathematics, 21.06.2019 14:10, jessicaflower277
Can't gugys answer the ratio question. this is urgent the plans of a building is drawn toward scale of 1: 1000. kfc the foyer on the plans measures 62mm by 54mm, how large is the foyer in real life?
Answers: 1
Mathematics, 21.06.2019 17:20, kyle696969
Consider the expression below. 9 + 4(x + 2) – 3.1 select the term that best describes "3" in the given expression. o a. coefficient variable exponent constant
Answers: 2
Mathematics, 21.06.2019 21:30, lewisf5929
Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.
Answers: 2
According to u. s. news & world report's publication america's best colleges, the average cost...
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