Answer: it is invalid
Step-by-step explanation: it is invalid because the data table has 30 out of 100 people stating that they prefer to view movies in theater. This does not have the same ratio as 300 out of 400, and would only work had he said 300 out of 1000. Thus, he is incorrect in his inference.
Answer:
3, with 2/4 left over
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
flip the equations to multiplication
9/2×8/3
reduce numbers with greatest common factor 3
3/2×8
reduce number of greatest common factor 2
3×4
12 is the answer
According to the census bureau, 64.5% of Americans owned their own home in 2013. a local real estate office wants to see if this is the case for itsarea. the office selects a random sample of 200 people to estimate the percentage who own their own homes.The probability that at least 140 people own their own home is 0.052
Answer:
3
/4
÷ 1
/5
= 15
/4
= 3 3/4
Step-by-step explanation: