Atelevision station is interested in predicting whether or not voters are in favor of an increase in the state sales tax. it asks its viewers to phone in and indicate whether they support or are opposed to an increase in the state sales tax in order to generate additional revenue for education. of the 2633 viewers who phone in, 1474 (55.98%) are opposed to the increase. the sample obtained is

(a) all people who will vote on the sales tax increase on the data of the vote.
(b) the 1474 viewers were opposed to the increase.
(c) the 2633 viewers who phoned in.
(d) all regular viewers of the television station who own a phone and have participated in similar phone surveys in the past.

(C) the 2633 viewers who phoned in.

Step-by-step explanation:

In statistics , a sample is a countable subset of a large population that represents the entire population.

Given : A television station is interested in predicting whether or not voters are in favor of an increase in the state sales tax.

It asks its viewers to phone in and indicate whether they support or are opposed to an increase in the state sales tax in order to generate additional revenue for education.

Of the 2633 viewers who phone in, 1474 (55.98%) are opposed to the increase.

i.e. 1474 out of 2633 viewers opposed to the increase.

Clearly , 2633 viewers are representing the entire population of viewers.

Hence, the sample obtained is the 2633 viewers who phoned in.

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

16.80 times .20= 3.36

step-by-step explanation: