Average of the squares of the numbers
A list of 1331 numbers has average equal to 9 and the average of the squares of the numbers is 90. Show that at most 99 of the numbers are at least 20.
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NiO (Nickel oxide) crystallizes in the NaCl type of crystal structure. The length of the unit cell of NiO is 4.18 Å. Determine the density of NiO.
The three students were asked to calculate the identity of the metal in a particular sulfate salt. They dissolved sample of salt of 0.1472 g in the water and treated it with excess barium chloride, it is consequential in the precipitation of bariu
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Goal=$1000 from investments. Determine smallest amount you can invest in 4 and 1/2% fund and still meet the objective?
Rolling a pair of fair die 10 times and recording the number of times we get a 7. What is the probability of rolling at least one 7?
Determine the given log without using log function on the calculator. Suppose that log(10) 2=0.301 and log(10) 3=0.477. 1. log(10) 6 2. log(10) 81 3. log(10) Square root 3 4. log(10) 2/3 illustrate work.
Nominal data usually describes qualitative information. This essentially means that the information can be categorized or "named," hence the term "nominal." A common example of nominal data is gender. The classification for male (1) or female (2)
A researcher uses a repeated-measures ANOVA to evaluate the results from a research study and reports an F-ratio with df = 2, 30.
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