Mathematics, 27.04.2021 06:00 small77
7. A newspaper publisher wants to estimate the mean length of time all subscribers spend reading
newspapers. To determine this estimate, the publisher takes a random sample of 15 people and
obtains the following times (in minutes):
11,9, 8, 10, 10, 9, 7, 11, 11, 7, 6, 9, 10, 8, 10
a. Construct and interpret the 90% and 95% confidence intervals.
Answers: 1
Mathematics, 21.06.2019 18:10
Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial
Answers: 2
Mathematics, 21.06.2019 20:40
What are the values of each variable in the diagram below?
Answers: 2
Mathematics, 21.06.2019 21:10
Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. β 6 β
β 2 2. ? 3. mβ 6 = mβ 2 3. def. of congruent 4. β 6 is supp. to β 8 4. def. of linear pair 5. β 2 is supp. to β 8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
Mathematics, 21.06.2019 22:40
Explain in a minimum of 2 sentences how to graph the equation of the absolute value function given a vertex of (-1,3) and a value of βaβ equal to Β½.
Answers: 2
7. A newspaper publisher wants to estimate the mean length of time all subscribers spend reading
n...
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