What can it be solved by? someone please help
...
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 21:30
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
Mathematics, 21.06.2019 22:00
Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)
Answers: 1
Mathematics, 22.06.2019 02:30
Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.
Answers: 3
Mathematics, 22.06.2019 04:50
The length of a lap is 15 meters. if lisa wants to swim 450 meters this week,how many laps must she swim
Answers: 3
You know the right answer?
Questions
English, 04.11.2020 01:20
Mathematics, 04.11.2020 01:20
Mathematics, 04.11.2020 01:20
Mathematics, 04.11.2020 01:20
History, 04.11.2020 01:20
Mathematics, 04.11.2020 01:20
English, 04.11.2020 01:20
History, 04.11.2020 01:20
Mathematics, 04.11.2020 01:20
History, 04.11.2020 01:20
Biology, 04.11.2020 01:20
Mathematics, 04.11.2020 01:20
Social Studies, 04.11.2020 01:20
