What is the effect of a mutation? no change to the dna of the organism positive change to the organism negative change to the organism

Weights of golden retriever dogs are normally distributed. samples of weights of golden retriever dogs, each of size nequals15, are randomly collected and the sample means are found. is it correct to conclude that the sample means cannot be treated as being from a normal distribution because the sample size is too small? explain.

Describe five factors that influence the value of fuel

Which units ate used to measure both velocity and speed? check all that apply