â¢ In grade 4 mathematics, seven of the 50 states included in the analysis set standards for proficiency (as measured on the NAEP scale) that were lower than the Basic performance on NAEP, 42 were in the NAEP Basic range, and one in the Proficient range. In grade 8 mathematics, 12 of 49 states included in the analysis
noun, plural: skeletal muscles. A voluntary, striated (vertebrate) muscle that is associated with the skeleton, and thus move parts of the skeletal system. Supplement. The muscular system of the vertebrates is comprised of various muscles.
muscle noun [U]. âº the âpower to do difficult things or to make âpeople âbehave in a âcertain way: We do have the âfinancial muscle to âcompete âeffectively in this âmarket. (Definition of muscle from the Cambridge Business English Dictionary Â© Cambridge University Press).