Refer to the pew internet and american life project (april 2008) survey of the writing habits of u. s. teenagers. in a random sample of 700 teenagers, 448 admitted to using at least one informal element in school writing assignments. [ note : emoticons, such as using the symbol ": )" to represent a smile, and abbreviations, such as writing "lol" for "laughing out loud," are considered informal elements.] is there evidence to indicate that the rate of all u. s. teenagers have used at least one informal element in school writing assignments differs from 65%? test the relevant hypotheses using alpha 0 .05. what is the p-value? group of answer choices

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.

1,8,15,22,29,36,43,50

step-by-step explanation:

ranks (& how to earn them):

-beginner (needs at least 0 points & 0 brainliest answers)

- hand (needs at least 100 points & 0 brainliest answers)

-ambitious   (needs at least 250 points & 0 brainliest answers)

-virtuoso (needs at least 500 points & 5 brainliest answers)

-expert   (needs at least 1,000 points & 10 brainliest answers)

-ace (needs at least 3,000 points & 15 brainliest answers)

-genius   (needs at least 15,000 points & 50 brainliest answers)

how to award brainliest:

you must wait until 2 people answer to award brainliest. i'm pretty sure that it should be next to the "" and "comments" buttons.