Grade 11 and 12 Mathematics (Moderator: geoffrey)

What is P(x 6)? A) .471081 B) .313964 C) .157117 D) .686036 ...

Started by maychende

What is P(x 4)? A) .357518 B) .155819 C) .201699 D) .798301 ...

Started by @Brianna17

Calculate the mode for the following sample: 20, 11, 300, 22, 15, 22. A) 21 B) 22 C) no mode D) ...

Started by acc299

The number of birds that arrive at a bird feeder during each minute is an example of a random ...

Started by fasfsadfdsfa

Find the range for the sample measurements: 12, 10, 24, 6, 5, 17, 29, 8, 6, 2, 9. A) 19 B) 24 C) ...

Started by deesands

Find the range for the sample measurements: 301, 687, 243, 912, 700, 413, 211, 921. A) 710 B) 701 ...

Started by piesebel

Determine whether the following random variables are discrete or continuous. a. The sum of the dots ...

Started by oliviahorn72

The simplest measure of spread for a data set is the _________. A) range B) standard error C) ...

Started by meagbuch

The __________ provides a very good general rule for forming a mental image of a distribution of ...

Started by moongchi

If x is a binomial random variable, calculate the probability of x for each case. a. n = 2, x = 0, ...

Started by audragclark

Continuous random variables are those that can assume _______. A) only values between 0 and 1, ...

Started by brutforce

The median, M, for a data set is the _______ percentile. A) 50th B) 75th C) 2nd D) ...

Started by haleyc112

The percentage of measurements that are above the 39th percentile is A) 39 B) 71 C) cannot ...

Started by ssal

Find the 25th percentile for the following data: 41, 43, 56, 57, 62, 71, 74, 78, 84, 92, 97. A) ...

Started by fasfsadfdsfa

Find the upper quartile for the following data: 1.7, 2.8, 7.6, 9.9, 9.9, 11.0, 13.5. A) 2.8 B) 75 ...

Started by Coya19@aol.com

Suppose a population relative frequency distribution has mean = 7.5 and standard deviation = 1.5. ...

Started by NClaborn

Find the area under the standard normal curve between the mean z = 0 and the point z = 1.48. A) ...

Started by nmorano1

Find the probability that a normally distributed random variable x will lie more than z = -2.75 ...

Started by WWatsford

The population correlation coefficient is denoted by _______. A) B) C) D) ...

Started by PhilipSeeMore

Numerical descriptive measures (e.g. mean, median, standard deviation) of a population are called ...

Started by MirandaLo

Find the z value (to two decimal places) that corresponds to an area in the standard normal table ...

Started by itsmyluck

There is only one way for a set of numbers to have a standard deviation of zero, and that is to have ...

Started by Yi-Chen

Find the value of z (to two decimal places) that cuts off an area in the upper tail of the standard ...

Started by CBme

As the sample size n increases, the sampling distribution of moves closer and closer to _______. ...

Started by lak

In general, the measure of central tendency that best describes a highly skewed data set is the ...

Started by cnetterville