subject
Mathematics, 09.12.2021 06:50 myaj580

A survey asked, "How many tattoos do you currently have on your body?" Of the 1216 males surveyed, 191 responded that they had at least one tattoo. Of the 1019 females surveyed, 129 responded that they had at least one tattoo. Construct a 90 % confidence interval to judge whether the proportion of males that have at least one tattoo differs significantly from the proportion of females that have at least one tattoo. Interpret the interval.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:00
If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?
Answers: 2
question
Mathematics, 21.06.2019 17:00
In tossing one coin 10 times, what are your chances for tossing a head? a tail? 2. in tossing one coin 100 times, what are your chances for tossing a head? a tail? 3. in tossing one coin 200 times, what are your chances for tossing a head? a tail? deviation = ((absolute value of the difference between expected heads and observed heads) + (absolute value of the difference between expected tails and observed tails)) divided by total number of tosses. this value should always be positive. 4. what is the deviation for 10 tosses? 5. what is the deviation for the 100 tosses? 6. what is the deviation for 200 tosses? 7. how does increasing the total number of coin tosses from 10 to 100 affect the deviation? 8. how does increasing the total number of tosses from 100 to 200 affect the deviation? 9. what two important probability principles were established in this exercise? 10. the percent of occurrence is the obtained results divided by the total tosses and multiplied by 100%. toss the coins 100 times and record your results. calculate the percent occurrence for each combination. percent head-head occurrence: percent tail-tail occurrence: percent head-tail occurrence:
Answers: 3
question
Mathematics, 21.06.2019 20:00
The weight v of an object on venus varies directly with its weight e on earth. a person weighing 120 lb on earth would weigh 106 lb on venus. how much would a person weighing 150 lb on earth weigh on venus?
Answers: 2
question
Mathematics, 21.06.2019 21:30
The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse
Answers: 1
You know the right answer?
A survey asked, "How many tattoos do you currently have on your body?" Of the 1216 males surveyed, 1...
Questions
question
Mathematics, 24.10.2021 07:00
question
Spanish, 24.10.2021 07:00
question
Mathematics, 24.10.2021 07:00