Grammar Girl

The senior class president of a large university claimed that 55% of the senior class was interested in going on the senior trip. To test this claim, the senior class president conducted a survey of a random sample of 80 seniors and 42 said that they want...

2 years ago

Theo, Ara, Jose, and Dana all got 100 percent on their latest math test. Their scores on the previous six tests are listed. Whose mean test score will increase the most? Ara: 100, 98, 99, 97, 100, 100 Dana: 68, 74, 83, 80, 81, 82, 70 Jose: 91, 93, 97, 96,...

2 years ago

Okay, sorry. I was just checking.

2 years ago

The senior class president of a large university claimed that 45% of the senior class was interested in going on the senior trip. To test this claim, the senior class president conducted a survey of a random sample of 50 seniors and 13 said that they want...

2 years ago

The senior class president of a large university claimed that 65% of the senior class was interested in going on the senior trip. To test this claim, the senior class president conducted a survey of a random sample of 50 seniors and 29 said that they want...

2 years ago

Hey, Bot, I have another question. The senior class president of a large university claimed that 55% of the senior class was interested in going on the senior trip. To test this claim, the senior class president conducted a survey of a random sample of 80...

2 years ago

Sydney rolled a die 40 times and 0 of the 40 rolls came up as a six. She wanted to see how likely a result of 0 sixes in 40 rolls would be with a fair die, so Sydney used a computer simulation to see the proportion of sixes in 40 rolls, repeated 200 times...

2 years ago

Lincoln rolled a die 40 times and 12 of the 40 rolls came up as a six. He wanted to see how likely a result of 12 sixes in 40 rolls would be with a fair die, so Lincoln used a computer simulation to see the proportion of sixes in 40 rolls, repeated 200 ti...

2 years ago

A large company wants to find out what team-building activity its employees prefer. Which of the following samples can give the most valid generalization?(1 point) Responses 400 randomly chosen employees from the list of all employees all 624 female emplo...

2 years ago

Are you absolutely, 100% sure?

2 years ago

So...is it A or C?

2 years ago

A hotel maintenance crew wants to estimate how many of the 12,000 lamps in their 30-story hotel need a new light bulb. Which of the following is a random sample of lamps to be inspected?(1 point) Responses 100 lamps on each floor chosen randomly 100 lamps...

2 years ago

You sure?

2 years ago

So, what's the answer? A or B?

2 years ago

A local library manager randomly surveys 80 patrons about the type of book they borrow when they visit the library. The manager finds that 3 patrons borrow novels. If the local library has 345 patrons, approximately how many of them borrow novels when the...

2 years ago

You sure that the answer is thirteen?

2 years ago

Bot, sorry for the confusion, but, what's the answer?

2 years ago

So, is it 13 or 14?

2 years ago

Use the table to answer the question. Group A:18, 20, 46, 34, 58, 31, 41 Group B: 15, 21, 32, 42, 29, 57, 39. The table shows the times, in minutes, spent shopping by two different groups. First find the mean times each group spent shopping. Then determin...

2 years ago

Which data set has the highest median? {11, 15, 16, 8, 12, 14} {8, 20, 13, 14, 12, 9} {1, 6, 15, 7, 15, 18, 14} {1, 10, 8, 29, 14, 17, 3}

2 years ago

Are you sure, Mr. Bot?

2 years ago

Use the table to answer the question. Value per House ~ Number of Houses $150,000 2 $220,000 4 $490,000 3 $540,000 2 $800,000 5 $975,000 2 The values of several houses on Mango Street are displayed on the table. What is the median value of these houses?

2 years ago

You're sure that the answer id 800,000?

2 years ago

Are you SURE?

2 years ago