Mathematics, 20.04.2020 20:18 Naysa150724
According to a recent census, 14.6% of all housing units in a certain country are vacant. A county supervisor wonders if her county is different from this. She randomly selects 865 housing units in her county and finds that 159 of the housing units are vacant.
Name the model and check appropriate conditions for a hypothesis test. What kind of test is this?
A. One-proportion z-test
B. Two-proportion t-test
C. Proportional t-test
D. Difference in proportions test
Answers: 2
Mathematics, 21.06.2019 13:00
Use this data in the problem below. follow the steps carefully. round to the nearest tenth. lot 3: week 1: 345 week 2: 340 week 3: 400 week 4: 325 step 1. jim enters the data and calculates the average or mean. step 2. jim calculates the deviation from the mean by subtracting the mean from each value. step 3. jim squares each deviation to remove negative signs. step 4. jim sums the squares of each deviation and divides by the count for the variance. step 5. jim takes the square root of the variance to find the standard deviation.
Answers: 2
Mathematics, 21.06.2019 15:20
In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1
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Mathematics, 21.06.2019 18:00
Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?
Answers: 3
According to a recent census, 14.6% of all housing units in a certain country are vacant. A county s...
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