Mathematics, 26.11.2020 04:10 bcruz310
Suppose the mean annual income for adult women in one city is $28,520 with standard deviation of $5190 and the distribution is
extremely left-skewed. What is the distribution of the sample mean x for samples of size 49?
1. Approximately normal distribution
2. Exact normal distribution
3. Standard normal distribution
4. Can't specify, because sample is not large enough
Answers: 3
Mathematics, 21.06.2019 13:20
Mr. walker gave his class the function f(x) = (x + 3)(x + 5). four students made a claim about the function. each student’s claim is below. jeremiah: the y-intercept is at (15, 0). lindsay: the x-intercepts are at (–3, 0) and (5, 0). stephen: the vertex is at (–4, –1). alexis: the midpoint between the x-intercepts is at (4, 0). which student’s claim about the function is correct?
Answers: 2
Mathematics, 21.06.2019 14:00
Which parent function is an example of a piecewise function? answers: linear parent function quadratic parent function an exponential parent function absolute value parent function pls i’m sorry if this doesn’t make sense
Answers: 1
Mathematics, 22.06.2019 02:00
Elm street is straight. willard's house is at point h between the school at point s and the mall at point m. if sh = 3 miles and hm = 4.5 miles, what is the value of sm in miles?
Answers: 1
Suppose the mean annual income for adult women in one city is $28,520 with standard deviation of $51...
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