Mathematics, 04.07.2019 21:20 jcastronakaya
An iq test is designed so that the mean is 100 and the standard deviation is 10 for the population of normal adults. find the sample size necessary to estimate the mean iq score of statistics students such that it can be said with 90% confidence that the sample mean is within 88 iq points of the true mean. assume that σ=10 and determine the required sample size using technology. then determine if this is a reasonable sample size for a real world calculation.
Answers: 1
Mathematics, 21.06.2019 13:00
(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.
Answers: 3
Mathematics, 21.06.2019 18:30
Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?
Answers: 3
Mathematics, 21.06.2019 22:30
Complete the equation of the live through (-1,6) (7,-2)
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Mathematics, 22.06.2019 01:00
Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?
Answers: 2
An iq test is designed so that the mean is 100 and the standard deviation is 10 for the population o...
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