Mathematics, 09.03.2021 03:50 kishahall630

A asked of friends if they thought the new Brand X that developed was effective. responded "yes." The used the results to write a TV advertisement claiming that " out of s prefer Brand X ." Is this a valid inference? Explain. Use pencil and paper. Explain all of the factors that are necessary for an inference to be valid.
Is the inference valid? Explain. Choose the correct answer below.
A.
Yes, because s said yes out of who were asked.
B.
No, because s said yes out of who were asked.
C.
No, because the s asked are not a representative sample of the population of s.
D.
Yes, because the s asked are a representative sample of the population of

please help me

A asked of friends if they thought the new Brand X that developed was effective. responded yes.

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:30

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Answers: 3

Answer

Mathematics, 22.06.2019 00:00

Question 6(multiple choice worth 5 points) (05.02 lc) what is the value of x? a right angle is shown divided into two parts. the measure of one part of the right angle is 10 degrees. the measure of the other part is 2x 20 40 45 85

Answers: 1

Answer

Mathematics, 22.06.2019 02:30

Given: lkm jkm, clmk prove: alkmajkm jmk. choose the word that completes the sentence correctly. proof: lkm jkm and lmk * umk are given. km km by the property of congruence. equivalence symmetric reflexive transitive

Answers: 1

Answer

Mathematics, 22.06.2019 05:00

The investigating team suspected that there were differences in the cost of repairing cars in workshop i and workshop ii. the investigating team suspected that the costs raised by workshop i were greater than workshop ii. for that they tested the repair of 15 cars in each workshop to see the cost of repairs.the decision of the right hypothesis to prove the suspicion above is a. h0 : μ1- μ2 = 0; ha : μ1- μ2 ≠ 0 b. h0 : μ1- μ2 ≥ 0; ha : μ1- μ2 < 0 c. h0 : μd ≥ 0; ha : μd < 0 with μd = μ2- μ1 d. h0 : μd = 0; ha : μd ≠ 0 with μd = μ2- μ1 e. h0 : μ1- μ2 = 0; ha : μ1- μ2 ≥ 0

Answers: 2

Answer

You know the right answer?

A asked of friends if they thought the new Brand X that developed was effective. responded "yes." T...

Questions